For the protection of transformers, harmonic restraint is used to guard against

Related MCQs

• A thermal protection switch provides protection against what?
• IDMT relays are used to protect the power transformers against
• Distance protection scheme is preferred over graded lime-lag over-current protection in HV and EHV lines because
• The inverse definite mean time relays are used for over current and earth fault protection of transformer against
• For the protection of stator winding of an alternate against internal fault involving ground the relay used is a
• For protection of rotating machines against lightning surge .............is used
• The inverse definite mean time relays are used for over current and earth fault protection of transformer against
• Reactance relay is normally used for protection against
• Differential relays are used for protection of equipments against
• A thermal protection switch can protect against